Tifa Lockhart + Scale Up + Prismatic Vista

Tifa Lockhart

Scale Up

Prismatic Vista

How it works

1. Cast Scale Up by paying , targeting Tifa.
2. Play Prismatic Vista.
3. When Prismatic Vista enters, Tifa triggers, doubling its power until end of turn.
4. Activate Prismatic Vista by paying 1 life, tapping and sacrificing it, searching your library for an applicable land and putting it onto the battlefield.
5. When the land enters, Tifa triggers, doubling its power until end of turn
6. Deal combat damage to an opponent using Tifa. That opponent loses the game due to being dealt 21 or more combat damage by your commander.